實用電話電報學原理
By: Jiao tong bu dian xin zong ju bian yi wei yuan hui yi
Publisher: Zheng zhong shu ju
Published: 1957
Place of publication: Taibei
Language: chi
Translated from: und
Number of pages: 336
Subjects: Automatic Telephone; Telegraph
Other titles: Shi yong dian hua dian bao xue yuan li